What is the definition of a hazard?

• The relative exposure to a hazard

• Any change in body function that can lead to disease

• A potential source of harm or adverse health effect on a person

• The likelihood that a person may be harmed if exposed to a hazard

Answer explanation

A hazard is defined as a potential source of harm or adverse health effect on a person, highlighting the correct choice A.

Tags

NGSS.MS-ESS3-2

Which of the following is an example of a safety hazard?

• Repetitive movement

• Exposure to toxic chemicals

• Ergonomic issues

• Working at heights

Answer explanation

Working at heights is an example of a safety hazard due to the risk of falls and injuries associated with elevated work environments.

What does the term 'Risk' refer to?

• The chance or probability of harm actually being done

• Any change in body function that can lead to disease

• The total procedure associated with identifying a hazard

• The likelihood of an event occurring

Answer explanation

The term 'Risk' refers to the chance or probability of harm actually being done, making option B the correct choice.

Which type of control involves reworking jobs and processes to make them safer?

• Substitution

• Elimination

• Administrative Control

• Engineering Control

Answer explanation

Engineering Control involves reworking jobs and processes to make them safer.

What is the purpose of HIRARC?

• To provide a safe workplace for employees

• To identify all factors that may cause harm to employees

• To classify work activities based on similarity

• To evaluate the risks to safety and health arising from hazards at work

Answer explanation

To identify all factors that may cause harm to employees

Tags

NGSS.HS-ETS1-3

Which of the following is an example of a biological hazard?

• Exposure to radioactive materials

• Bites and stings from animals

• Contact with corrosive chemicals

• Handling flammable substances

Answer explanation

Bites and stings from animals are an example of a biological hazard, as they can introduce harmful substances into the body and cause infections or allergic reactions.

What does the term 'Severity' refer to in risk assessment?

• The likelihood of an event occurring

• The outcome from an event such as severity of injury

• The process of evaluating risks to safety and health

• The total procedure associated with identifying a hazard

Answer explanation

The term 'Severity' in risk assessment refers to the outcome from an event such as severity of injury, making option B the correct choice.

Which type of control involves standardized safety practices and training?

• Elimination

• Substitution

• Administrative Control

• Personal Protective Equipment

Answer explanation

Administrative Control involves standardized safety practices and training, making it the type of control that addresses this aspect.

What is the main purpose of Personal Protective Equipment (PPE)?

• To rework jobs and processes to make them safer

• To eliminate hazards in the workplace

• To substitute hazardous materials with safer alternatives

• To provide protection against risks to health or safety

Answer explanation

The main purpose of Personal Protective Equipment (PPE) is to provide protection against risks to health or safety.

Which of the following is an example of a property hazard?

• Bites and stings from animals

• Loss of essential services like gas or electricity

• Exposure to toxic chemicals

• Repetitive movement causing muscular stress

Answer explanation

Property hazard refers to the loss of essential services like gas or electricity, making option A the correct choice.